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表9.1.1-1常用压型钢板型号（GB/T12755-91）型号截面基本尺寸展开宽度YX173-300-300610YX130-300-6001000YX130-275-550*F914YX75-230-690(Ⅰ）*F1100GeneratedbyFoxitPDFCreator©FoxitSoftware(Ⅱ）*1100YX75-210-840*1250YX75-200-6001000YX70-200-6001000YX28-200-600(Ⅰ）1000GeneratedbyFoxitPDFCreator©FoxitSoftware(Ⅱ）1000YX28-150-900(Ⅰ）1200YX28-150-900(Ⅱ）1200YX28-150-900(Ⅲ）1200GeneratedbyFoxitPDFCreator©FoxitSoftware(Ⅳ）1200YX28-150-750(Ⅰ）1000YX28-150-750(Ⅱ）1000YX51-250-7501000GeneratedbyFoxitPDFCreator©FoxitSoftware*960YX35-125-7501000YX35-187.5-7501000YX35-115-690*914GeneratedbyFoxitPDFCreator©FoxitSoftware*914YX28-300-900(Ⅰ）1200YX28-300-900(Ⅱ）1200YX28-100-800(Ⅰ）F1200GeneratedbyFoxitPDFCreator©FoxitSoftware－2常用压型钢板有效截面特性（GB/T12755-91）有效截面特性序号压型钢板型号板厚t（mm）efI（cm4/m）efW（cm3/m）1YX173—300—3000.8560.5257.90YX28-100-800(Ⅱ）1200YX21-180-9001100GeneratedbyFoxitPDFCreator©FoxitSoftware—300—6001.2441.3463.950.8273.1439.771.0349.4450.223YX130—275—5501.2421.1260.300.8121.9331.531.0154.4239.474YX75—230—690（Ⅰ）1.2186.1547.320.889.3120.101.0118.7627.445YX75—230—690（Ⅱ）1.2151.4836.010.889.9021.951.0119.3029.996YX75—200—6001.2151.8439.390.876.5720.311.0100.6427.377YX70—200—6001.2128.1935.960.894.3324.591.0123.7331.268YX75—210—8401.2150.9137.660.616.998.370.824.4412.569YX38—175—7001.032.9416.1110YX35—125—7500.613.857.48GeneratedbyFoxitPDFCreator©FoxitSoftware—115—6901.022.6712.050.613.397.440.817.859.8612YX35—115—6771.022.3112.260.613.475.160.817.976.8513YX35—187.5—7501.022.468.530.69.584.820.812.776.3914YX28—150—900（Ⅰ）1.015.977.950.69.714.900.812.956.5015YX28—150—750（Ⅰ）1.016.198.090.611.586.620.815.448.7816YX28—100—800（Ⅰ）1.019.3010.920.66.744.200.89.865.7617YX28—150—900（Ⅱ）1.013.647.390.66.724.260.89.845.8318YX28—150—750（Ⅱ）1.013.657.5019YX28—100—800（Ⅱ）0.69.696.11GeneratedbyFoxitPDFCreator©FoxitSoftware—250—7501.267.8821.910.69.584.820.812.776.3921YX28—300—900（Ⅰ）1.015.977.950.66.154.070.88.765.5222YX28—300—900（Ⅱ）1.011.607.000.64.813.190.86.414.2223YX21—180—9001.08.015.250.612.937.700.817.2410.2124YX28—200—600（Ⅰ）1.021.5512.690.610.456.990.814.639.4225YX28—200—600（Ⅱ）1.019.3011.93注：①截面特性值按压型钢板基材为3号钢，设计强度取205MPa计算。②表内efI（cm4/m）、efW（cm3/m）系指1m宽压型钢板有效截面惯性矩及有效截面抵抗矩。GeneratedbyFoxitPDFCreator©FoxitSoftware